We will also have one coming next Thursday on a trio of paper on how cancer stem cells in both leukemia (Cell) and bladder cancer (PNAS) use a “don’t eat me signal” to evade the immune system,, mentioned in last week.

Already up,

The delivery dilemma: researchers are starting to make the right cells, how can they get them to work in the body.

Three papers showing that induced pluripotent stem cells can make entire mice (Nature from Chinese Academy of Science’s Qi Zhou and from Scripps’ Institute Kristin Baldwin. Cell Stem Cell from Shaoring Gao at the National Institute of Biological Sciences in Beijing)

Two papers showing that cytokines instruct blood-forming cells into the desired lineage, rather than encouraging cells already in the desired lineage to grow (Science from Timm Schroeder of the Hemholtz Center in Munich and Cell from Center of Immunology of Marseille-Luminy)

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The Niche is a blog hosted by Nature Reports Stem Cells to provide an informal forum for debate and commentary on stem cell research and its wider implications for ethics, policy, business, and medicine.